I cannot copy or transfer files from internal storage to the SD card in my samsung galaxy core 2

[pradeep kumar tiwari]

the data i have in my phone's internal storage is not being copied to the sd card
When i check the problems it shows that the write up permissions have been changed and sd card is not allowed to perform functions...
What to do please help..

 

[B. Diddy]

Welcome to Android Central! What version of Android is the phone running? What are you using to copy data, and what kind of data are you trying to copy?